Categorical outcomes
| Outcomes | Number of studies | TICI-2B | TICI-3 | OR (95% CI) | I2 |
| mRS≤2 at day 90 | 18 | 46.2% | 66.0% | 0.46 (0.37 to 0.57) | 0% |
| NIHSS≤5 at discharge | 5 | 33.5% | 53.3% | 0.47 (0.30 to 0.74) | 0% |
| Mortality | 12 | 13.7% | 7.8% | 2.00 (1.38 to 2.91) | 0% |
| ICH | 8 | 30.5% | 22.0% | 2.20 (1.47 to 3.30) | 18% |
I,2 I2 statistics; ICH, intracerebral hemorrhage; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale; TICI, thrombolysis in cerebral iInfarction.